Interestingly, I "discovered" that masturbation and orgasm is not tied to erection.

It took a good 12 months after my surgery before I began to have any hint of erection but under the use it or lose it part of penile recovery therapy I "masturbated" 2-3 times a week. Though flaccid, I did orgasm. That's when I learned an erection was not necessary for an orgasm. Even when I was on 18 months of Lupron and my genitalia shrunk to it's pretty-pubescent phase I could masturbate and achieve orgasm though certainly no erection. I

I am one of the fortunate ones, by 18 months after nerve sparing surgery I was able to achieve an erection albeit not what it was before.

I was one of the 20% or so who do not lose their libido while on Lupron,

Today, over eight years from my surgery I can achieve a pretty good erection with Cialis and stimulation. There is no intercourse with my wife though, she quit awhile back

It may be early given your surgery to begin having erections orgasms but both are possible though you may find only one, orgasm.

Do much depends on your pre-surgery function, whether your surgery was nerve sparing, the skill of your surgeon and your rehabilitation therapy.

I am probably outside the norm in terms of my recovery of function, sadly, I am probably well within the normal when it comes to my wife of 32 years and no sex, and I mean none!