Statistical test (ANOVA/ Student t-test)

Is it possible to do statistical test such as ANOVA or t-test on NCA or modeling derived parameters in WinNonlin?

Yes, Please look at the manual, (see Help>Documents> WinNonlin User guide)

Chapter 7 : Linear Mixed Effects Modeling
is subtitled ANOVA, ANCOVA, and regression models

and includes some worked examples for bioequivalence including explaining the Crossover tool for examining Tmax and other discrete data.

Simon.