function eg_remove_my_subscriptions_button( $actions, $subscription ) {
    global $wp_query;
    $cat_id = $wp_query->get_queried_object()->term_id; // get current category id

    if($cat_id == 11) { // check if we're in the category
                foreach ( $actions as $action_key => $action ) {
            switch ( $action_key ) {
                case 'change_payment_method':   // Hide "Change Payment Method" button?
    //          case 'change_address':      // Hide "Change Address" button?
    //          case 'switch':          // Hide "Switch Subscription" button?
    //          case 'resubscribe':     // Hide "Resubscribe" button from an expired or cancelled subscription?
    //          case 'pay':         // Hide "Pay" button on subscriptions that are "on-hold" as they require payment?
    //          case 'reactivate':      // Hide "Reactive" button on subscriptions that are "on-hold"?
    //          case 'cancel':          // Hide "Cancel" button on subscriptions that are "active" or "on-hold"?
                    unset( $actions[ $action_key ] );
                    break;
                default:
                    error_log( '-- $action = ' . print_r( $action, true ) );
                    break;
            }
        }

    }
    return $actions;
}
add_filter( 'wcs_view_subscription_actions', 'eg_remove_my_subscriptions_button', 100, 2 );