Pre offer letter generation in ORC

Summary:

We have a business requirement that they want to introduce Pre Offer phase in candidate selection process before the offer phase and want to generate a compensation letter(In pre offer phase) and extend it with candidate and once that is accepted by candidate then we want to move the candidate to offer stage and generate the actual offer letter and extend it with candidate again.

Content (required):

Introduce new pre offer phase before offer phase and want to generate compensation letter, Is it possible to generate offer letters in two different phases in candidate selection process?

Version (include the version you are using, if applicable):