How to Transfer Customer Site Balance Between Sites Across Operating Units

We have a scenario where a customer has two different sites associated with different operating units in Oracle EBS. We need to transfer the balance from one customer site (associated with Operating Unit A) to another site of the same customer (associated with Operating Unit B).

Details of the Requirement:

1. The customer is the same and is linked by the same PARTY_ID across operating units.
2. The two customer sites are associated with different operating units.

Questions:

1. What is the recommended approach to transfer a customer site balance across operating units ?
2. Are there any standard Oracle functionalities, APIs, or processes that can facilitate this transfer?