Can the herpes virus be shedding from above the top of your vagina, like the triangle where the pubic hair is?

Yes. Herpes simplex virus in the genital area can shed from anywhere in a "bathing trunk" distribution including upper thighs, buttocks and the pubic hair area. To infect another person, the virus must come in contact with a mucous membrane area, like the vagina, penis, or mouth.
Yes. Can infect they mucous membrane (moist skin, like inside vaginal lips or vaginal walls, or other skin if there is a break in the skin.