Can you have dual assignments for aor and create a delegate

Summary:

We have instances where at least 2 HR business partners have shared areas of responsibilities. 1 person is listed as the primary and the other is secondary. The primary created a delegate assigning a specific transaction task to be approved by a peer. During the primary's absence, transactions that should have routed to the assigned delegate to approve did not route as expected. The transaction continued to route to the primary and secondary based on the AOR setup. When the secondary was inactivated and the primary was the only