If I remember correctly most of these ports the ship docks perpendicular to the shore not parallel so port or starboard doesn't matter much. In Barbados we docked in the commercial port - seaside might be better there.
All I ask is a tall ship and a star to steer her by; John Masefield
Carnival: Glory 2004, Destiny 2008, Splendor 2009, Freedom 2011, Valor 2012, Dream 2013
Celebrity: Summit 2011
Princess: Ruby 2010, 2014, Caribbean 2013, Coral 2014, Regal 2014
Star Clippers: Royal Clipper 2015