Your cell phone with two WhatsApp accounts is possible
Once you have the two lines working, the next step is to create two profiles. Having Android 5.0 or higher, you can create new accounts. You just need to go to Gmail> notification bar and click where your username appears. In that place a menu will be displayed that will allow you to add an account (identified with the plus sign). This is where you will have to add another GMAIL account that you have or create one for this specific occasion. Once created the two profiles you must ...