A study to assess the effect of multiple doses of venetoclax on the pharmacokinetics of ethinyl estradiol and levonorgestrel in female participants with different hematological malignancies. Upon completion of this study, participants receiving clinical benefit in the opinion of the investigator and without any clinically significant evidence of disease progression with no access to venetoclax (not approved for the treated indication) may continue receiving venetoclax at the discretion of the investigator in a separate extension study.