The same output when doing GR

Hello,

Could you please advise me on following.

When I do a GR with reference to PO pick up the output we01. document type ZNB

The same output is picked up when i do good receipt with reference to outbount delivery (STO betwwen two storage location) document type ZUB.

As I have little different outputs, could you please advise how i can acive ii, so i ahe an out put we01 in first case and we02 in second case.

Thank you in advance

M.