A Study to Assess the Safety and Efficacy of Two Combinations of Isocitrate Dehydrogenase (IDH) Mutant Targeted Therapies Plus Azacitidine in Participants With Newly Diagnosed Acute Myeloid Leukemia (AML) Harboring IDH Mutations Who Are Not Candidates to Receive Intensive Induction Chemotherapy

Inclusion Criteria: * Newly diagnosed, primary (ie, de novo) or secondary (progression of Myelodysplastic syndrome \[MDS\] or myeloproliferative neoplasms \[MPN\], or therapy-related) acute myeloid leukemia (AML) according to the WHO classification with ≥ 20% leukemic blasts in the bone marrow * Eastern Cooperative Oncology Group (ECOG) performance status of 0, 1 or 2 * Agree to serial bone marrow aspirate/biopsies Exclusion Criteria: * Suspected or proven to have acute promyelocytic leukemia based on morphology, immunophenotype, molecular assay, or karyotype * AML secondary to chronic myelogenous leukemia (CML) * Received a targeted agent against an isocitrate dehydrogenase 1 (IDH1) or isocitrate dehydrogenase 2 (IDH2) mutation * Has or is suspected of having central nervous system (CNS) leukemia. Evaluation of cerebrospinal fluid is only required if CNS involvement by leukemia is suspected during screening Other protocol defined inclusion/exclusion criteria apply