No you cannot, saliva is not infectious and has dozens of enzymes and proteins that render the hiv virus to transmit, hiv is a fragile disease and the mouth is a hostile place. There are no documented cases in case studies or medical literature stating the virus is transmitted this way, the 3 most likely ways of being infected is:
1) unprotected anal or vaginal sex
2) IV drug use
3) mother to child-pregnancy,birth, breastfeeding
1) unprotected anal or vaginal sex
2) IV drug use
3) mother to child-pregnancy,birth, breastfeeding