For those who are subbed it seems you can play the 10 hrs Origin Access trial early, starting at 2:30pm PST today.
http://www.gamespot.com/articles/mass-effect-andromedas-early-access-period-starts-/1100-6448746/
http://www.gamespot.com/articles/mass-effect-andromedas-early-access-period-starts-/1100-6448746/