fusion de requetes parametrée

est il possible de fusionner de requetes parametrée dont les tables sont differentes, mais la base est la même?
Code:
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 Public Sub LectureLigne(ByVal L_Id As String, ByRef sTxtNum As String, ByRef sTxtClip As String)
        Dim cn As OleDbConnection = New OleDbConnection
        Dim cmd As OleDbCommand = New OleDbCommand
        cn.ConnectionString = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=c:\essai.mdb"
        cmd.Connection = cn
        ' requête paramètréee
        cmd.CommandText = "SELECT [n°],clip FROM test WHERE [n°] = ?"
        cmd.Parameters.Add("n°", System.Data.OleDb.OleDbType.Integer) ' attention au type n° est probablement un entier
        cmd.Parameters("n°").Value = L_Id
        cn.Open()
        Using dr As OleDbDataReader = cmd.ExecuteReader()
            dr.Read() 'lit l'enregistrement
            sTxtNum = dr("n°").ToString
            sTxtClip = dr("clip")
        End Using
        cn.Close()
    End Sub
 
    Public Sub LectureLignejpg(ByVal L_Id As String, ByRef sTxtNum As String, ByRef sTxtClip As String)
        Dim cn As OleDbConnection = New OleDbConnection
        Dim cmd As OleDbCommand = New OleDbCommand
        cn.ConnectionString = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=c:\essai.mdb"
        cmd.Connection = cn
        ' requête paramètréee
        cmd.CommandText = "SELECT [n°],clip FROM testa WHERE [n°] = ?"
        cmd.Parameters.Add("n°", System.Data.OleDb.OleDbType.Integer) ' attention au type n° est probablement un entier
        cmd.Parameters("n°").Value = L_Id
        cn.Open()
        Using dr As OleDbDataReader = cmd.ExecuteReader()
            dr.Read() 'lit l'enregistrement
            sTxtNum = dr("n°").ToString
            sTxtClip = dr("clip")
        End Using
        cn.Close()
    End Sub