The Oracle Database Appliance (ODA) is an engineered system that combines Oracle software with server, storage, and networking hardware. The E-Business Suite's application tier and database tier components may be deployed on the Oracle Database Appliance.
Oracle Database Appliance offers the option to deploy highly available Oracle Databases in a bare metal environment or to deploy both Oracle Databases and the Application Tier in virtualized environments within the appliance.
A new whitepaper describes how to use EBS + ODA together:
This white paper describes how to deploy Oracle E-Business Suite 12.2 database and application tiers on Oracle Database Appliance Virtualized Platform 2.8 (and later) using preconfigured Oracle E-Business Suite VM templates.
Each Oracle E-Business Suite deployment consists of two Oracle VM templates:
The procedures in this paper are fully supported for production use.