I believe the answer to #1 is no, most likely you had no protection against hep b. as for question # 2, there is no way to know that ahead of time.
I believe that you have to be tested for a marriage license, so you can wait until then, or get retested for all sexually transmissible diseases soon; hep b, HIV, Chlamydia, etc.
your questions will be answered by the bloodwork and the physician that orders them. Call the lab again to see if they can track your samples, they have to be somewhere!
You can go to your local health clinic and be tested for hep