Is it possible to have 2 house banks that use the same Bank Key but different company numbers

Payroll and ACH files are from the aforesaid bank, truthful if I alteration the institution fig nether "Data Medium Exchange" to update ACH, payroll nary longer works. Example of what I americium asking astir below

• House Bank 1
• Company Code: 1111
• House Bank: JIMY
• Bank Country: US
• Bank Key: 11111111
• Bank Name: JIMMY Bank
• Bank Number: 11111111
• Bank Receiving DME: 001111001
• Company Number: 11441144
• House Bank 2
  • Company Code: 1111
  • House Bank: JIMYY
  • Bank Country: US
  • Bank Key: 11111111
  • Bank Name: JIMMY Bank
  • Bank Number: 11111111
  • Bank Receiving DME: 001111001
  • Company Number: 11771188