Can we set Vacation rule on order approval Process

Summary:

suppose we have order approval setup as

if order amount is 10K USD then go to 'A' ,if go to B and so on ..

when A is on vacation then then it has go to person in next level i.e go to B fro approval

can this be set at Manage order approvals?

Content (required):

if order amount is 10K USD then go to 'A' ,if go to B and so on ..

when A is on vacation then then it has go to person in next level i.e go to B fro approval

can this be set at Manage order approvals?