Vacation Rule For Journal Approval Process

Example Approver Kim is the Top Participant approver in the Fusion now
Question 1:

Can Approver Tom, who is not part of the JE Approval Hierarchy, be designated as a delegate and grant them all the rights and access equivalent to Approver Kim during the specified time period, despite not being included in the approval hierarchy?

Question 2:

If Approver Kim were to select Assistance Approver Anu as their delegate, would Assistance Approver Anu be authorized to approve Journal Entries (JEs) above her assigned limit, since she would possess the same limits as Approver Kim during the designated time period?