My all blood count (CBC) are normal. Is it possible that I can be HIV positive.

Possible. Normal CBC does not rule out HIV. If you could have been exposed, get tested specifically for HIV and if the result is negative/normal, repeat the test in 6 months to be sure.

Related Questions

Does CBC reveal if a person is infected with HIV or in a risk of HIV because of the blood count?

Not really. A CBC will not show whether or not a person is infected with hiv. The HIV antibody or the HIV viral load test will do this. In advanced aids the CBC will show a low lymphocyte count but this is non-specific. Read more...