Can I visit Iran and Azerbaijan then back to Iran before flying back to the U.S.?

Can I visit Iran for two weeks and then fly 50-minutes to Azerbaijan for a week and then back to Iran for a day before flying back to the U.S.? Fly Texas

Source: http://www.us-passport-service-guide.com/can-i-visit-iran-and-azerbaijan-then-back-to-iran-before-flying-back-to-the-us.html

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